Finding the Fourth Proportional to 10,076.30, 13,904.39 and 5,599.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,076.30 : 13,904.39 = 5,599.76 : x
2. Step 2: Convert to fraction form
   10,076.30/13,904.39 = 5,599.76/x
3. Step 3: Cross multiply
   10,076.30x = 13,904.39 × 5,599.76
4. Step 4: Simplify right side
   10,076.30x = 77,861,149.43
5. Step 5: Solve for x
   x = 77,861,149.43/10,076.30
6. Step 6: Final answer
   x = 7,727.16